Chris Greenhalgh's research while affiliated with University of Nottingham and other places

Publications (274)

Article
Losing Her Voice is a new opera which highlights the challenges of subtly interweaving digital technologies into established cultural forms. Audience members were encouraged to use their own mobile phones to interact with on-stage projections before, during and after the performance. We chart the trajectories of participation that were designed int...
Article
Full-text available
This article presents the results of a study based on a group of participants’ interactions with an experimental sound installation at the National Science and Media Museum in Bradford, UK. The installation used audio augmented reality to attach virtual sound sources to a vintage radio receiver from the museum’s collection, with a view to understan...
Article
Hybrid gifting combines physical artefacts and experiences with digital interactivity to generate new kinds of gifts. Our review details how gifting is a complex social phenomenon and how digital gifting is less engaging than physical gifting for both givers and receivers. Employing a Research Through Design approach, we developed a portfolio of fo...
Conference Paper
Full-text available
A substantial number of Digital Musical Instruments (DMIs) are built upon existing musical instruments by digitally and physically intervening in their design and functionality to augment their sonic and expressive capabilities. These are commonly known as Augmented Musical Instruments (AMIs). In this paper we survey different degress of invasivene...
Conference Paper
Full-text available
This paper introduces two ongoing projects where audio augmented reality is implemented as a means of engaging museum and gallery visitors with audio archive material and associated objects, artworks and artefacts. It outlines some of the issues surrounding the presentation and engagement with sound based material within the context of the cultural...
Conference Paper
Full-text available
We describe the challenges of creating location-based adaptive musical soundtracks, which we try to address via the iterative development of daoplayer, a tool to create such media experiences. Daoplayer is broadly modelled on the functionality of computer game middleware, functionality we argue is missing from most tools freely available for locati...
Conference Paper
Full-text available
Self-report questionnaires like PHQ-9 and GAD-7 are often used in the field of psychology to detect mental health problems and measure their severity. Their validity has been well established by a number of previous studies. However, most previous studies have used self-administration method to study their validity. In the context of automating the...
Conference Paper
Full-text available
Guitars are physical instruments that require skillful two-handed use. Their use is also supported by diverse digital and physical resources, such as videos and chord charts. To understand the challenges of interacting with supporting resources at the same time as playing we conducted an ethnographic study of the preparation activities of working m...
Conference Paper
Failure is a common artefact of challenging experiences, a fact of life for interactive systems but also a resource for aesthetic and improvisational performance. We present a study of how three professional pianists performed an interactive piano composition that included playing hidden codes within the music so as to control their path through th...
Preprint
Full-text available
In this paper, we introduce Zest (REST over ZeroMQ), a middleware technology in support of an Internet of Things (IoT). Our work is influenced by the Constrained Application Protocol (CoAP) but emphasises systems that can support fine-grained access control to both resources and audit information, and can provide features such as asynchronous commu...
Conference Paper
Full-text available
Occupancy modelling for efficient energy management of indoor spaces has gained significant recent attention. Unfortunately, many such models rely on copying sensor data to the cloud for third-party services to process, creating risks of privacy breach. Such matters have become particularly pertinent for companies handling data of EU citizens due t...
Article
Full-text available
Universities, like cities, have embraced novel technologies and data-based solutions to improve their campuses with ‘smart’ becoming a welcomed concept. Campuses in many ways are small-scale cities. They increasingly seek to address similar challenges and to deliver improved experiences to their users. How can data be used in making this vision a r...
Presentation
Full-text available
An AI-Based Design Framework to Support Musicians’ Practices (workshop paper presentation)
Conference Paper
Full-text available
The practice of working musicians extends beyond the act of performing musical works at a concert. Rather, a significant degree of individual and collaborative preparation is necessitated prior to the moment of presentation to an audience. Increasingly, these musicians call upon a range of digital resources and tools to support this 'living' proces...
Preprint
Full-text available
Universities, like cities, have embraced novel technologies and data-based solutions to improve their campuses with ‘smart’ becoming a welcomed concept. Campuses in many ways are small-scale cities. They increasingly seek to address similar challenges and to deliver improved experiences to their users. How can data be used in making this vision a r...
Chapter
For many of us, the notion of ‘fun’ conjures up visions of experiences that are amusing, pleasant, entertaining, playful—perhaps even frivolous. Rides, games, shows and perhaps even the experience of visiting an art gallery can embody these senses of fun, providing amusing and momentary distractions from the toils of life. And yet, such experiences...
Article
This article discusses the potential of using Participatory Design methods in Digital Musical Instrument design for users with complex disabilities. The article follows a study of real world interactions in an existing music technology project for users with complex disabilities. During this project a gesture-based technology probe was deployed to...
Article
In this paper we chart the design, composition, and authoring of The Rough Mile: A Dynamic Locative Audio Walk in two parts that combines spoken word, original and found music, user generated content, and ambient environmental sound. The design of the locative walks-set in a city center's streets-deliberately sought to explore novel mechanisms to c...
Conference Paper
Full-text available
We report on the design, premiere and public evaluation of a multifaceted audience interface for a complex non-linear musical performance called Climb! which is particularly suited to being experienced more than once. This interface is designed to enable audiences to understand and appreciate the work, and integrates a physical instrument and stagi...
Article
Full-text available
This paper outlines the IoT Databox model as a means of making the Internet of Things (IoT) accountable to individuals. Accountability is a key to building consumer trust and is mandated by the European Union’s General Data Protection Regulation (GDPR). We focus here on the ‘external’ data subject accountability requirement specified by GDPR and ho...
Conference Paper
Online activity can play an important role in the lifestyle and well-being of people living with physical disabilities. This mixed methods study involving 45 participants from around Nottinghamshire serves to illustrate the multiple roles Information Technology (IT) and the Internet can play in supporting the mental and physical well-being of peopl...
Article
Full-text available
This paper outlines the IoT Databox model as a means of making the Internet of Things (IoT) accountable to individuals. Accountability is a key to building consumer trust and is mandated by the European Union’s General Data Protection Regulation (GDPR). We focus here on the “external” data subject accountability requirement specified by GDPR and ho...
Conference Paper
We chart the design and deployment of The Rough Mile: a multi-layered locative audio walk that blends pre-recorded spoken word, original music, and ambient environmental sound with real-time external ambient sound by employing bone conduction headphones. The design of the walking experience -- set in a city centre streets -- deliberately sought to...
Conference Paper
Musical interactions have the potential to increase emotional well-being, self-confidence and self-motivation. However, the ability to actively participate in creative activities involving music performance has so far been difficult for users with complex disabilities. This paper discusses placing a technology probe, using gesture based musical con...
Conference Paper
We present our case study on gifting digital music, The Rough Mile, as an example of a Framework of Immersive Practice, intended for researchers and practitioners in HCI and interaction design. Although immersion is a frequently used term in the HCI and related literatures, we find no definitions or frameworks that are robust enough to capture the...
Conference Paper
Full-text available
“Climb!” is a musical composition that combines the ideas of a classical virtuoso piece and a computer game. We present a case study of the composition process and realization of “Climb!”, written for Disklavier and a digital interactive engine, which was co-developed together with the musical score. Specifically, the engine combines a system for r...
Conference Paper
We report lessons from iteratively developing a music recognition system to enable a wide range of musicians to embed musical codes into their typical performance practice. The musician composes fragments of music that can be played back with varying levels of embellishment, disguise and looseness to trigger digital interactions. We collaborated wi...
Conference Paper
This paper outlines the IoT Databox model as a means of making the Internet of Things (IoT) accountable to individuals. Accountability is a key to building consumer trust and mandated in data protection legislation. We briefly outline the ‘external’ data subject accountability requirement specified in actual legislation in Europe and proposed legis...
Conference Paper
Full-text available
In this paper we use results from two ethnographic studies of the music production process to examine some key issues regarding how work is currently accomplished in studio production environments. These issues relate in particular to workflows and how metadata is adapted to the specific needs of specific parts of the process. We find that there ca...
Article
We explore the crafting of interactive decoration for everyday artefacts. This involves adorning them with decorative patterns that enhance their beauty while triggering digital interactions when scanned with cameras. These are realised using an existing augmented reality technique that embeds computer readable codes into the topological structures...
Conference Paper
We are all increasingly the subjects of data collection and processing systems that use data generated both about and by us to provide and optimise a wide range of services. Means for others to collect and process data that concerns each of us – often referred to possessively as “your data” – are only increasing with the long-heralded advent of the...
Article
Full-text available
In this paper we present the study of interactional arrangements that support the collaboration of headquarters (HQ), field responders and a computational planning agent in a time-critical task setting created by a mixed-reality game. Interactional arrangements define the extent to which control is distributed between the collaborative parties.We p...
Conference Paper
We are all increasingly the subjects of data collection and processing systems that use data generated both about and by us to provide and optimise a wide range of services. Means for others to collect and process data that concerns each of us -- often referred to possessively as "your data" -- are only increasing with the long-heralded advent of t...
Article
Full-text available
This paper offers a sociological perspective on data protection regulation and its relevance to design. From this perspective, proposed regulation in Europe and the USA seeks to create a new economic actor—the consumer as personal data trader—through new legal frameworks that shift the locus of agency and control in data processing towards the indi...
Conference Paper
Full-text available
We present muzicodes, an approach to incorporating machine-readable ‘codes’ into music that allows the performer and/or composer to flexibly define what constitutes a code, and to perform around it. These codes can then act as triggers, for example to control an accompaniment or visuals during a performance. The codes can form an integral part of t...
Conference Paper
Listening to music on the move is an everyday activity for many people. This paper proposes geotracks and geolists, music tracks and playlists of existing music that are aligned and adapted to specific journeys. We describe how everyday walking journeys such as commutes to work and existing popular music tracks can each be analysed, decomposed and...
Conference Paper
Carolan is an acoustic guitar that has been decorated with interactive patterns that can be scanned using a mobile camera so as to connect to a digital record of how the instrument was made, where it has been and who has played it. Carolan was created as a travelling technology probe to explore the concept of accountable artefects, everyday objects...
Conference Paper
We explore how physical artefacts can be connected to digital records of where they have been, who they have encountered and what has happened to them, and how this can enhance their meaning and utility. We describe how a travelling technology probe in the form of an augmented acoustic guitar engaged users in a design conversation as it visited hom...
Article
Full-text available
Abstract This paper reports on a study of 4CG, a coop- erative enterprise located in rural Wales. 4CG operates for the good of the local economy and seeks to diversify its commercial portfolio through the creation of an online shop retailing goods and services from local suppliers. The paper compliments prior field studies focusing on rural enterpr...
Article
Mobility plays a key role in the forwarding of data in delay-tolerant mobile ad hoc networks, as it is mobility that gives rise to local connection opportunities. Different patterns of mobility may give rise to different opportunity for communication, and different protocols may be more effective in particular situations. It is thus becoming increa...
Conference Paper
In this paper we show how -- with the aid of enabling technology -- creative Location Based Experiences can be developed for visitors by non-technical professionals from the cultural heritage sector. We look at how these "Place Experts" approach and adopt web technologies to create and publish experiences including the roles they take on, the proce...
Article
Full-text available
We explore the ethical implications of HCI's turn to the 'cultural'. This is motivated by an awareness of how cultural applications, in our case interactive performances, raise ethical issues that may challenge established research ethics processes. We review research ethics, HCI's engagement with ethics and the ethics of theatrical performance. Fo...
Conference Paper
Full-text available
We argue that the current approaches to online social networking give rise to numerous challenges regarding the management of the multiple facets of people’s digital identities within and around social networking sites (SNS). We propose an architecture for enabling people to better manage their SNS identities that is informed by the way the core In...
Article
Full-text available
We argue that the current approaches to online social networking give rise to numerous challenges regarding the management of the multiple facets of people’s digital identities within and around social networking sites (SNS). We propose an architecture for enabling people to better manage their SNS identities that is informed by the way the core In...
Conference Paper
Full-text available
Locative music experiences are often non-linear and as such the final structure of the music heard is guided by the movements of the user. We note an absence of principles regarding how composers should approach the structuring of such locative soundtracks. For instance, how does one compose for a non-linear soundtrack using linear, pre-composed pl...
Article
Full-text available
In the aftermath of major disasters, first responders are typically overwhelmed with large numbers of, spatially distributed, search and rescue tasks, each with their own requirements. Moreover, responders have to operate in highly uncertain and dynamic environments where new tasks may appear and hazards may be spreading across the disaster space....
Article
People with high-functioning autism face challenges in communication and social interaction. This article considers the possibility, and perhaps inevitability, of wearable devices such as Google Glass being used as real-time assistive technologies for this group, with the intent of enabling them to better access our complex social world. Social imp...
Article
Full-text available
Open Access here - http://link.springer.com/article/10.1007/s00779-013-0756-x In Print 2014, Online 2013 Participate was a 3-year collaboration between industry and academia to explore how mobile, Web and broadcast technologies could combine to deliver environmental campaigns. In a series of pilot projects, schools used mobile sensors to enhance...
Conference Paper
We generate requirements for time-critical distributed team support relevant for domains such as disaster response. We present the Radiation Response Game to investigate socio-technical issues regarding team coordination. Field responders in this mixed-reality game use smartphones to coordinate, via text messaging, GPS, and maps, with headquarters...
Conference Paper
Full-text available
We present a field trial of how instructions from an intelligent planning agent are dealt with by distributed human teams, in a time-critical task setting created through a mixed-reality game. We conduct interaction analysis to examine video recorded field observations and game log data. The findings highlight the social process by which players in...
Conference Paper
A large and growing proportion of the general population in the UK and similar nations routinely carry smart phones and access the Internet while on the go. However, especially in rural areas, mobile Internet access can be intermittent and slow, and the particularities of the immediate locality can get lost in the non-geographical vastness of the I...
Conference Paper
Ethnographic study in two contrasting museums highlights a widespread but rarely documented challenge for CSCW design. Visitors' engagement with exhibits often ends prematurely due to the need to keep up with or attend to fellow group members. We unpack the mechanics of these kinds of phenomena revealing how the behaviours of summoning, pressurizin...
Conference Paper
Full-text available
A fast expanding network of DIY music communities in the UK see digital technologies transforming ways in which part-time amateur musicians are able to collabo- rate creatively and form alliances, producing unique per- formance techniques, experimenting with genre conven- tions and reaching out to an international audience. With a DIY approach, cre...
Conference Paper
Full-text available
Digital musical experiences are commonplace, everyday occurrences for many of us. Digital technologies facilitate where, how and what we access, and they increasingly offer new methods for capturing, sharing, enhancing and supporting such musical experiences. Presented here is a sample of distinct research activities where we have engaged with a c...
Conference Paper
This paper outlines recent developments in the Scaling the Rural Enterprise (SRE) research project – an interdisciplinary project that combines the expertise of social scientists, computer scientists and software developers, in order to inform the development and design of digital technologies in a rural context. The paper provides a brief overview...
Conference Paper
We present an observational study of how notifications are handled by collocated groups, in the context of a collaborative mobile photo-taking exercise. Interaction analysis of video recordings is used to uncover the methodical ways in which participants manage notifications, establishing and sustaining co-oriented interaction to coordinate action,...
Article
The article discusses how to create and resolve discomfort for a thrilling and memorable experience. Uncomfortable interaction causes a degree of suffering to the user, mentally through suspense, fear, and anxiety or even physically through movement, exertion, and pain. The increasing use of computers in games, rides, performances, installations, a...
Conference Paper
This workshop is concerned with understanding the nature of face-to-face group interactions in mobile, but collocated settings. It seeks to examine group-sensitive design examples, concepts and techniques, research methods and approaches to study group activities, and to learn how these social activities might be respected and supported by design....
Conference Paper
Participate was a three year collaboration between industry and academia to explore how mobile, Web and broadcast technologies could combine to deliver environmental campaigns. In a series of pilot projects, schools used mobile sensors to enhance science learning; visitors to an ecological attraction employed mobile phones to access and generate lo...
Article
Full-text available
We explore the approach of performance-led research in the wild in which artists drive the creation of novel performances with the support of HCI researchers that are then deployed and studied at public performance in cultural settings such as galleries, festivals and on the city streets. We motivate the approach and then describe how it consists o...
Conference Paper
Mobility models play a key role in the evaluation of wireless network protocols and applications. Simulation results obtained with an unrealistic model may not reflect the true performance of a system in real environments. Besides, different environments may be characterized by different patterns of mobility which require simulation scenarios to be...
Conference Paper
Digital marketing plays an important role for businesses trying to attract new customers. For micro-businesses (0-9 workers) or self- run businesses it can be difficult to find the time to market yourself online. Non tech-savvy individuals can be unaware of where to start or how to set up a website. It can be time consuming, costly and difficult to...